191022720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 256

約数和(自身を含む): 710311680

約数和(自身を除く): 519288960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 224, 233, 240, 244, 280, 305, 320, 336, 366, 384, 420, 427, 448, 466, 480, 488, 560, 610, 640, 672, 699, 732, 840, 854, 896, 915, 932, 960, 976, 1120, 1165, 1220, 1281, 1344, 1398, 1464, 1631, 1680, 1708, 1830, 1864, 1920, 1952, 2135, 2240, 2330, 2440, 2562, 2688, 2796, 2928, 3262, 3360, 3416, 3495, 3660, 3728, 3904, 4270, 4480, 4660, 4880, 4893, 5124, 5592, 5856, 6405, 6524, 6720, 6832, 6990, 7320, 7456, 7808, 8155, 8540, 9320, 9760, 9786, 10248, 11184, 11712, 12810, 13048, 13440, 13664, 13980, 14213, 14640, 14912, 16310, 17080, 18640, 19520, 19572, 20496, 22368, 23424, 24465, 25620, 26096, 27328, 27960, 28426, 29280, 29824, 32620, 34160, 37280, 39040, 39144, 40992, 42639, 44736, 48930, 51240, 52192, 54656, 55920, 56852, 58560, 65240, 68320, 71065, 74560, 78288, 81984, 85278, 89472, 97860, 99491, 102480, 104384, 111840, 113704, 117120, 130480, 136640, 142130, 149120, 156576, 163968, 170556, 195720, 198982, 204960, 208768, 213195, 223680, 227408, 260960, 273280, 284260, 298473, 313152, 341112, 391440, 397964, 409920, 426390, 447360, 454816, 497455, 521920, 568520, 596946, 626304, 682224, 782880, 795928, 819840, 852780, 909632, 994910, 1043840, 1137040, 1193892, 1364448, 1492365, 1565760, 1591856, 1705560, 1819264, 1989820, 2274080, 2387784, 2728896, 2984730, 3131520, 3183712, 3411120, 3979640, 4548160, 4775568, 5457792, 5969460, 6367424, 6822240, 7959280, 9096320, 9551136, 11938920, 12734848, 13644480, 15918560, 19102272, 23877840, 27288960, 31837120, 38204544, 47755680, 63674240, 95511360, 191022720]

約数ペア:

[(1, 191022720), (2, 95511360), (3, 63674240), (4, 47755680), (5, 38204544), (6, 31837120), (7, 27288960), (8, 23877840), (10, 19102272), (12, 15918560), (14, 13644480), (15, 12734848), (16, 11938920), (20, 9551136), (21, 9096320), (24, 7959280), (28, 6822240), (30, 6367424), (32, 5969460), (35, 5457792), (40, 4775568), (42, 4548160), (48, 3979640), (56, 3411120), (60, 3183712), (61, 3131520), (64, 2984730), (70, 2728896), (80, 2387784), (84, 2274080), (96, 1989820), (105, 1819264), (112, 1705560), (120, 1591856), (122, 1565760), (128, 1492365), (140, 1364448), (160, 1193892), (168, 1137040), (183, 1043840), (192, 994910), (210, 909632), (224, 852780), (233, 819840), (240, 795928), (244, 782880), (280, 682224), (305, 626304), (320, 596946), (336, 568520), (366, 521920), (384, 497455), (420, 454816), (427, 447360), (448, 426390), (466, 409920), (480, 397964), (488, 391440), (560, 341112), (610, 313152), (640, 298473), (672, 284260), (699, 273280), (732, 260960), (840, 227408), (854, 223680), (896, 213195), (915, 208768), (932, 204960), (960, 198982), (976, 195720), (1120, 170556), (1165, 163968), (1220, 156576), (1281, 149120), (1344, 142130), (1398, 136640), (1464, 130480), (1631, 117120), (1680, 113704), (1708, 111840), (1830, 104384), (1864, 102480), (1920, 99491), (1952, 97860), (2135, 89472), (2240, 85278), (2330, 81984), (2440, 78288), (2562, 74560), (2688, 71065), (2796, 68320), (2928, 65240), (3262, 58560), (3360, 56852), (3416, 55920), (3495, 54656), (3660, 52192), (3728, 51240), (3904, 48930), (4270, 44736), (4480, 42639), (4660, 40992), (4880, 39144), (4893, 39040), (5124, 37280), (5592, 34160), (5856, 32620), (6405, 29824), (6524, 29280), (6720, 28426), (6832, 27960), (6990, 27328), (7320, 26096), (7456, 25620), (7808, 24465), (8155, 23424), (8540, 22368), (9320, 20496), (9760, 19572), (9786, 19520), (10248, 18640), (11184, 17080), (11712, 16310), (12810, 14912), (13048, 14640), (13440, 14213), (13664, 13980)]